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Page Title:
Brake Assemblies (Part No. 7400017-502 only) |
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 (k) Secure nut to spindle with cotter pin.
(l) Install dust cap gasket and dust cap, secure to
brake drum using cap screws and washers.
(m) After reassembly, test wheels for drag by spinning.
Brake Assemblies(Part No. 7400017-502 only)
Adjust brake assemblies as follows:
(a) Raise wheels.
(b) Rotate wheel while turning brake adjusting nut,
Back off nut
until brake shoes grab and wheel stops.
until no drag is felt.
(c) Repeat this procedure at other wheels.
(d) Adjust parking brake by turning knob at end of
handle to right to increase braking and to the
left to decrease braking.
(e) When required, add hydraulic fluid, Federal
Specification, VV-H-910 to service brake master
cylinder.
Wheel Alignment
Rear
Adjust tie rods for front wheel toe in .25 inch.
wheels cannot be adjusted.
Hydraulic Pump
When the pump has been in operation for a period of time,
leakage may occur at the pump plunger packing. This
leaking can be stopped by tightening the pump plunger
packing nut, When required, add hydraulic fluid,
Specification MIL-H-5606, to within 0.500 inch of top of
the pump.
5.3.6.1
Removal
(a) Disconnect, tag, and cap hydraulic lines at pump.
(b) Remove attaching hardware and remove hydraulic
pump from dolly bracket.
(c) Drain hydraulic fluid from pump into a suitable
container.
Disassembly
5.3.6.2
Disassemble the hydraulic pump.
Cleaning
Clean all parts with solvent Federal Specification P-D-680.
Dry with clean, dry, compressed air.
Inspection
5.3.6.4
(a) Inspect springs for set or distortion.
(b) Inspect all threaded parts for stripped or
crossed threads.
(c) Inspect check balls for signs of uneven wear.
(d) Inspect pump housing for cracks or breaks.
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